CVE-2023-5389

HIGH
7.5
CVSS Score
Published: January 30, 2024 at 08:00 PM UTC
Updated: June 17, 2026 at 06:48 AM UTC
4 products affected across 1 vendorControledge Virtual Unit Operations Controller FirmwareControledge Unit Operations Controller FirmwareControledge Virtual Unit Operations Controller

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Severity
HIGH7.5
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

An attacker could potentially exploit this vulnerability, leading to the ability to modify files on Honeywell Experion ControlEdge VirtualUOC and ControlEdge UOC . This exploit could be used to write a file that may result in unexpected behavior based on configuration changes or updating of files that could result in subsequent execution of a malicious application if triggered. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
honeywell-controledge-unit-operations-controller (same device)
All versions
honeywell-controledge-virtual-unit-operations-controller (same device)
510.1 ≤ v ≤ 510.2 HF13511.1 ≤ v ≤ 511.5 TCU4 HF3520.1 ≤ v ≤ 520.1 TCU4520.2 ≤ v ≤ 520.2 TCU4520.2 TCU4 HFR2 ≤ v ≤ 511.5 TCU4 HF3510.1511.1520.1520.2520.2 TCU4 HFR2

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-749NVD-CWE-Other

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